﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsForms
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }


        private void button1_Click(object sender, EventArgs e)
        {
            MessageBox.Show("登录成功", "阿狸");
        }

        private void Form1_Load(object sender, EventArgs e)
        {
           var x=MessageBox.Show("是否登录成功？","阿狸",MessageBoxButtons.YesNo,MessageBoxIcon.Question);

            if (x == DialogResult.Yes)
            {
                Form1 form1 = new Form1();

                form1.Close();
            }
            else
            {
                this.Close();
            }
        }
    }
}
